New Delhi, March 15 -- In the second attack in a span of two days, a grenade was lobbed at Amritsar's Thakurdwara Temple in the intervening nights of Friday and Saturday.

The incident took place after a man wielding an iron rod went on an indiscriminate rampage at the Golden Temple on Friday, in which five people were injured.

Two motorcycle-borne masked men were captured on CCTV footage lobbing an object, suspected to be an explosive, at the temple after midnight.

The CCTV footage of the incident has gone viral on social media platforms.

Amritsar Commissioner GPS Bhullar has suggested the involvement of Pakistan Intel agency ISI in the blast.

"I came here at 2 am after receiving information about the blast. The forensic team has als...